.-~/*££@##                                          ##@££*/~-.
..-~/*££@#                                          #@££*/~-..
...-~/*££@                                          @££*/~-...
....-~/*££                                          ££*/~-....
.....-~/*£                                          £*/~-.....
....-~/*££                  rails                   ££*/~-....
...-~/*££@                                          @££*/~-...
..-~/*££@#                                          #@££*/~-..
.-~/*££@## ££££££££££££££££££££££££££££££££££££££££ ##@££*/~-.
..-~/*££@#                                          #@££*/~-..
...-~/*££@ ££££££££££££££££££££££££££££££££££££££££ @££*/~-...
....-~/*££                                          ££*/~-....
.....-~/*£                                          £*/~-.....
....-~/*££ trains  are  so  constructed  that  they ££*/~-....
...-~/*££@ have to follow a set  path. this path is @££*/~-...
..-~/*££@# called  a "railway",  which is comprised #@££*/~-..
.-~/*££@## of two metal  rails, hence its nickname. ##@££*/~-.
..-~/*££@#                                          #@££*/~-..
...-~/*££@ because  the low  friction  between  the @££*/~-...
....-~/*££ wheels of the train  and the rail metal, ££*/~-....
.....-~/*£ there  are  limits for how acute a curve £*/~-.....
....-~/*££ can be, and  even more so for  how  much ££*/~-....
...-~/*££@ the  ground  under   the  rails  can  be @££*/~-...
..-~/*££@# sloped. thus a railway is often not  led #@££*/~-..
.-~/*££@## on top of hills, rather through  them in ##@££*/~-.
..-~/*££@# tunnels   (if  they   are   large),   or #@££*/~-..
...-~/*££@            artificial chasms.            @££*/~-...
....-~/*££                                          ££*/~-....
.....-~/*£ there  will be trees on the side of  the £*/~-.....
....-~/*££ rails,  but not too close, or they  will ££*/~-....
...-~/*££@ be cut  down  by  the railway  janitors. @££*/~-...
..-~/*££@# there will  be  plains,  and  bodies  of #@££*/~-..
.-~/*££@##                  water.                  ##@££*/~-.
..-~/*££@#                                          #@££*/~-..
...-~/*££@ trains go by  day and  by  night.  along @££*/~-...
....-~/*££       the way, there is information      ££*/~-....
.....-~/*£ scattered,  often  put on  top of poles, £*/~-.....
....-~/*££ to be interpreted by  the train drivers. ££*/~-....
...-~/*££@ different  parts  of  the  railway  have @££*/~-...
..-~/*££@#          different speed limits.         #@££*/~-..
.-~/*££@##                                          ##@££*/~-.
..-~/*££@# sometimes, trains have to  stop and wait #@££*/~-..
...-~/*££@ for something to  happen, far away. this @££*/~-...
....-~/*££ is signaled  by  red  or  green  lights. ££*/~-....
.....-~/*£                                          £*/~-.....
....-~/*££                 ££££££££                 ££*/~-....
...-~/*££@                                          @££*/~-...
..-~/*££@# many people  follow  the rails by  foot. #@££*/~-..
.-~/*££@## often  this  proves to  be  the  shorter ##@££*/~-.
..-~/*££@# path  between  two  points. however this #@££*/~-..
...-~/*££@ is  frowned  upon,  and  very   impolite @££*/~-...
....-~/*££         toward the train drivers!        ££*/~-....
.....-~/*£                                          £*/~-.....
....-~/*££                                          ££*/~-....
...-~/*££@                                          @££*/~-...
..-~/*££@#                                          #@££*/~-..
.-~/*££@##                                          ##@££*/~-.
..-~/*££@#                                          #@££*/~-..